"This Warming Wrap Foam Hose Sleeve Extension is designed for use with foam insulation delivery hoses to keep the components at optimum temperature for best results. U.S.A. Volts 120, Watts 5, Common Usage Extension to starter hose, Dimensions L x W in. 300 x 2 1/2, Dimensions L x W x H in. 300 x 2 1/2 x 2 1/2, Strap Type Nylon tie wrap. Constructed of industrial-grade 16 AWG buss wires for reliable electrical current Heavy-duty red nylon shell Self-regulating heat tape warming system Polyethylene closed cell flame-retardant foam insulated lining Nylon tie wraps Expandable design Easy pull-string attachment system Includes storage bag"